| Name | Petasites albus (Linnaeus) Gaertner |
| Authorship | (Linnaeus) Gaertner |
| Rank | Species |
| Placed in | Petasites Miller |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Petasites albus (Linnaeus) Gaertner |
| Identification made in | [no date] (1) |